<template>
    <div class="wrapper">
        <img src="http://www.dell-lee.com/imgs/vue3/user.png" class="wrapper__img">
        <div class="wrapper__input">
            <input type="text" class="wrapper__input__content" placeholder="请输入用户名" v-model="username"/>
        </div>
        <div class="wrapper__input">
            <input type="password" class="wrapper__input__content" placeholder="请输入密码" v-model="password" autocomplete="new-password"/>
        </div>
        <div class="wrapper__input">
            <input type="password" class="wrapper__input__content" placeholder="确认密码" v-model="ensurement" autocomplete="new-password"/>
        </div>
        <div class="wrapper__register-button" @click="handleRegister">注册</div>
        <div class="wrapper__register-link" @click="handleLoginClick">已有账号去登陆</div>
        <Toast v-if="show" :message="toastMessage" />
    </div>
</template>

<script>
import { useRouter } from 'vue-router'
import { reactive, toRefs } from 'vue'
import { post } from '../../utils/request'
import Toast, { useToastEffect } from '../../components/Toast'

const useRegisterEffect = (showToast) => {
  const router = useRouter()
  const data = reactive({ username: '', password: '', ensurement: '' })
  const handleRegister = async () => {
    try {
      const { username, password } = data
      if (username === '') {
        console.log(username)
        showToast('请输入用户名')
      } else if (password === '') {
        showToast('请输入密码')
      } else {
        const result = await post('/api/user/register', {
          username: data.username,
          password: data.password,
          ensurement: data.ensurement
        })
        if (result?.errno === 0) {
          console.log(localStorage)
          localStorage.isRegister = true
          router.push({ name: 'Login' })
        } else {
          showToast('注册失败')
        }
      }
    } catch (e) {
      showToast('请求失败')
    }
  }
  const { username, password, ensurement } = toRefs(data)
  return { username, password, ensurement, handleRegister }
}

const useLoginEffect = () => {
  const router = useRouter()
  const handleLoginClick = () => {
    router.push({ name: 'Login' })
  }
  return { handleLoginClick }
}

export default {
  name: 'Register',
  components: { Toast },
  setup () {
    const { show, toastMessage, showToast } = useToastEffect()
    const { username, password, ensurement, handleRegister } = useRegisterEffect(showToast)
    const { handleLoginClick } = useLoginEffect()
    return {
      show,
      toastMessage,
      username,
      password,
      ensurement,
      handleRegister,
      handleLoginClick
    }
  }
}
</script>

<style lang="scss" scoped>
@import '../../style/variables.scss';
.wrapper {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    &__img {
        display: block;
        margin: 0 auto .4rem auto;
        width: 0.66rem;
        height: 0.66rem;
    }
    &__input {
        margin: 0 .4rem .16rem;
        padding: 0 .16rem 0 ;
        height: 0.48rem;
        background: #F9F9F9 ;
        border: .01rem solid rgba(0,0,0,.1);
        border-radius: .06rem;
        &__content {
            line-height: 0.48rem;
            border: none;
            outline: none;
            width: 100%;
            background: none;
            font-size: .16rem;
            color: $content-notice-fontcolor;
            &::placeholder {
                color: $content-notice-fontcolor;
            }
        }
    }
    &__register-button {
        margin: .32rem .4rem .16rem;
        height: 0.48rem;
        background: $btn-bgColor;
        box-shadow: 0 .04rem .08rem 0 rgba(0,145,255,0.32);
        border-radius: .04rem;
        border-radius: .04rem;
        font-size: .16rem;
        color: $bgColor;
        letter-spacing: 0;
        text-align: center;
        line-height: .48rem;
    }
    &__register-link {
        text-align: center;
        font-size: .14rem;
        color: $content-notice-fontcolor;
        letter-spacing: 0;
    }
}
</style>
